rail structure of steel rail track and steel wheel vehicle

A rail structure of steel rail track and steel wheel vehicle comprising:

• one or both of a track and a vehicle;
• wherein,
• the track comprises two main steel rails, one or two auxiliary rails and a turnout, wherein the main steel rails are flat-topped rails, and the main steel rails and the auxiliary rails form a ballastless track or a ballasted track;
• the vehicle comprises a vehicle body, a main steel wheel, an auxiliary rail guide wheel and an auxiliary rail action assembly, wherein the main steel wheel has a wheel flange, the tread is a cylindrical surface, and the left and right main steel wheels are independent rolling wheel pairs, not rigid wheel pairs;
• the auxiliary rail action component is one or more of the following:
• 1) horizontal auxiliary wheels, 2) auxiliary rail brake pads, 3) auxiliary rail brake pads plus buffer wheels, 4) linear eddy current brake components, 5) rotors or stators of vehicle linear motors;
• and wherein,
• (1) the distance between the main steel rails is a standard gauge of 1435 mm, a wide gauge greater than 1435 mm, or a narrow gauge less than 1435 mm;
• the joints in the length direction of the main steel rails are welded seams, oblique seams, serrated seams, or straight seams;
• (2) The auxiliary rail is parallel to the main rail, and is one rail located in the middle of the two main rails, two rails located inside the two main rails, or two rails located outside the two main rails;
• the cross-sectional shape of the auxiliary rail is an I-shaped or T-shaped rail, with an upper wing and a waist, and the left and right vertical surfaces of the waist are auxiliary rail treads, with or without lower wings;
• the auxiliary rail tread is higher than the tread on the upper surface of the main rail, and the lower wing and the fixing are lower than the tread on the upper surface of the main rail;
• the tread material of the auxiliary rail is an iron alloy or a wear-resistant material of artificial stone;
• the joints in the length direction of the auxiliary rail are welded seams, oblique seams, serrated seams, or straight seams;
• the auxiliary rail has or does not have a stator or rotor of a linear motor;
• (3) The main steel wheel is installed on the bogie under the car body, or directly on the car body when there is no bogie, rolling on the upper surface of the main steel rail to support the weight of the vehicle;
• the main steel wheel is a driving wheel, a brake wheel, or a driven wheel, or switches to the state of a driving wheel, a brake wheel, or a driven wheel according to control;
• in normal operation of the straight and curved sections outside the turnout, diamond intersection, and crossing, the wheel flange of the main steel wheel is not guided;
• (4) The auxiliary rail guide wheel and auxiliary rail action assembly are installed on the bogie under the car body, or directly installed on the car body when there is no bogie, higher than the main rail tread;
• the left and right auxiliary rail guide wheels become a pair, forming an auxiliary rail guide wheel pair, which guides on both sides of the auxiliary rail tread;
• the horizontal auxiliary wheel, auxiliary rail brake pad and auxiliary rail brake pad plus buffer wheel are auxiliary rail contact components;
• the left and right auxiliary rail contact components become a pair, forming an auxiliary rail contact component pair;
• the auxiliary rail contact component pair is squeezed on the auxiliary rail tread from the left and right through a pneumatic piston, a hydraulic piston, an electromagnetic piston, or a magnetic attraction drive, and does not support the weight of the vehicle;
• the extrusion force and release of the auxiliary rail contact component pair can be controlled and adjusted when the train is running;
• the horizontal auxiliary wheel is a driving wheel, a brake wheel, or a driven wheel, Or according to the control, it switches to the state of driving wheel, brake wheel, or driven wheel;
• the auxiliary rail guide wheel and horizontal auxiliary wheel roll on the friction surface, not gear rolling, nor rubber tire;
• the tread material of the auxiliary rail guide wheel, horizontal auxiliary wheel, horizontal auxiliary brake pad or horizontal buffer wheel is metal alloy, or wear-resistant material of artificial stone;
• the linear eddy current brake component is an auxiliary rail non-contact component, which is installed above the auxiliary rail and acts on the auxiliary rail upper wing for non-contact braking, or the left and right linear eddy current brake components become a pair, acting on the auxiliary rail tread and nearby from the left and right for non-contact braking;
• when the auxiliary rail has a stator or rotor of a linear motor, a matching linear motor rotor or stator higher than the main rail tread is installed on the vehicle for non-contact driving and braking;
• (5) When the driving or braking motive force of the horizontal auxiliary wheel pair is small, the squeezing force of the horizontal auxiliary wheel pair is also small;
• when the driving or braking motive force of the horizontal auxiliary wheel pair is large, the squeezing force of the horizontal auxiliary wheel pair is also large;
• between the auxiliary rail brake pad pair and the auxiliary rail, there is sliding friction braking, and the magnitude of the braking force is directly controlled by adjusting the magnitude of squeezing force;
• (6) The auxiliary rail guide wheel pair guides under normal operation;
• when the auxiliary rail guide wheel pair or the auxiliary rail contact assembly pair guides or squeezes the auxiliary rail from left to right, relative to the main steel wheel of the vehicle, there is no left-right movement as a whole, or there is a small left-right movement, so as to absorb the straightness tolerance of the auxiliary rail laying, avoid the interference of the guiding or squeezing fit in the straight section with the inertial linear motion of the train, and make the train movement more stable;
• the linear eddy current brake assembly has or does not have the overall left and right free movement, which does not affect the matching guide of the auxiliary rail guide wheel and the auxiliary rail;
• in addition, in the vertical direction, there is a certain gap between the upper surface of the auxiliary rail guide wheel or the auxiliary rail contact assembly and the lower surface of the upper wing of the auxiliary rail, and they are usually not in contact;
• but the gap is not very large, when the train jumps up or lifts up for some reason, the upper surface of the auxiliary rail guide wheel or the auxiliary rail contact assembly contacts the lower surface of the upper wing to prevent the train from derailing upwards;
• (7) In the turnout section, the point rail section of the main rail is driven by the switch machine to swing left and right, and the wheel flange of the main steel wheel cooperates with the main rail for guidance to change the track;
• the auxiliary rail is interrupted and not laid in the turnout section, and the auxiliary rail guide wheel pair and the auxiliary rail contact assembly pair that are higher than the upper surface of the main rail pass over the main rail from above without colliding with the main rail. When passing through the interrupted section of the auxiliary rail, they are opened without squeezing or have a flared shape so that after passing through the interrupted section of the auxiliary rail, they can be smoothly re-mounted on both sides of the auxiliary rail;
• or the auxiliary rail also swings left and right in the turnout section, and the auxiliary rail tread passes over the main rail. The auxiliary rail guide wheel pair and the auxiliary rail contact assembly pair are always mounted on both sides of the auxiliary rail tread, pass over the main rail from above without colliding with the main rail, and pass through the turnout section;
• (8) The driving or braking of the vehicle, including the driving or braking of the main rail and the driving or braking of the auxiliary rail;
• wherein, the driving or braking of the auxiliary rail includes one or more of the following:
• 1) the driving or braking of the horizontal auxiliary wheel of the auxiliary rail, 2) the braking of the auxiliary rail brake pad, 3) the braking of the linear eddy current brake assembly of the auxiliary rail, 4) the driving or braking of the linear motor of the auxiliary rail;
• (9) The auxiliary rail guide wheels and horizontal auxiliary wheels are two different wheels, or two functional states of the same wheel.

A rail structure of steel rail track and steel wheel vehicle comprising:

• one or both of a track and a vehicle;
• wherein,
• the track comprises two main steel rails and a turnout, with or without a linear motor auxiliary rail, forming a ballastless track or a ballasted track;
• the main steel rails are flat-topped rails;
• The vehicle includes:
• a vehicle body, a main steel wheel without a wheel flange, and a horizontal guide wheel of the main steel rail;
• the tread of the main steel wheel is a cylindrical surface, and the left and right main steel wheels are independent rolling wheel pairs;
• and wherein,
• (1) the distance between the main steel rails is a standard gauge of 1435 mm, a wide gauge greater than 1435 mm, or a narrow gauge less than 1435 mm;
• the joints in the length direction of the main steel rails are welded seams, oblique seams, serrated seams, or straight seams;
• (2) where the auxiliary rail has a stator or rotor of a linear motor, its upper surface shall not be lower than the tread of the main rail;
• accordingly, the vehicle shall be equipped with a rotor or stator of a matching linear motor that is higher than the tread of the main rail;
• (3) The main steel wheel is installed on the bogie under the car body, or directly on the car body when there is no bogie, rolling on the upper surface of the main steel rail to support the weight of the vehicle;
• the main steel wheel is a driving wheel, a brake wheel, or a driven wheel, or switches to the state of a driving wheel, a brake wheel, or a driven wheel according to control;
• in normal operation of straight and curved sections outside turnouts, diamond intersections, and crossings, the horizontal guide wheel cooperates with the inner or outer tread of the main steel rail for guidance, and the main steel wheel is not guided;
• (4) The main steel wheels on the vehicle and the horizontal guide wheels of the main steel rails are installed on the bogie under the vehicle body, or directly on the vehicle body when there is no bogie;
• the two horizontal guide wheels are located on the inner side of the two main steel rails, the outer side of the two main steel rails, and the inner and outer sides of one main steel rail;
• they do not support the weight of the vehicle;
• the horizontal guide wheels are in contact with or not in contact with the inner or outer side of the main steel rails, and roll when in contact;
• the tread material is a wear-resistant material such as a metal alloy or artificial stone;
• for the main steel wheels with cylindrical treads, the two inner horizontal guide wheels perform normal guidance and turnout track change guidance for straight and curved sections without intersections;
• the two inner horizontal guide wheels do not move left and right as a whole relative to the main steel wheels of the vehicle, or have a small amount of left and right movement, so as to absorb the laying straightness tolerance of the auxiliary rails, in order to avoid guidance or push in straight sections to interfere with the inertial linear motion of the train and to make the train move more smoothly;
• but the left and right movement amount has a limited value to prevent derailment;
• in addition, at the turnout track change, the left and right movement amount of the main steel rail is large, the two inner horizontal guide wheels do not move left and right as a whole, or have a small left and right movement amount but the left and right movement amount has a limited value, the guiding force of the horizontal guide wheel is greater than the guiding force of the conical tread of the main steel wheel, and the horizontal guide wheel guides;
• (5) In the turnout section, the linear motor auxiliary rail is interrupted and not laid;
• the point rail section of the main rail is driven by the switch machine to swing left and right;
• the two inner horizontal guide wheels cooperate with the point rail of the main rail to guide the track change;
• the turnout has a fixed frog or a movable frog;
• (6) The driving or braking of the vehicle, including one or more of the driving or braking of the main rails and the driving or braking of the linear motors of the auxiliary rails.